Ключевые слова: activity, architecture, area, barriers, bridge, bright, buildings, city, clear, color, complexity, construction, containers, development, dirt, engineering, expansion, facilities, frame, green, growth, heavy, housing, infrastructure, land, landscape, latvia, lighting, machinery, mix, network, pavement, phase, portable, progress, project, red, residential, riga, roads, safety, sand, sky, storage, structures, surrounding, trees, urban, view, work,